:root {
  --bg: #0b0b0c;
  --surface: #151517;
  --surface-2: #1c1c1f;
  --fg: #ededef;
  --muted: #a2a5ac;
  --line: rgba(255, 255, 255, .09);
  --accent: #c9cdd3;
  --accent-hi: #eceef1;
  --on-accent: #0b0b0c;
  --paper: #e8e9eb;
  --ink: #111113;
  --ink-muted: #4b4e55;
  --ok: #7fd1a8;
  --display: "Poppins", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(.2, 0, 0, 1);
  --wrap: 1180px;
  color-scheme: dark;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { background: var(--bg); color: var(--fg); font: 400 16px/1.6 var(--display); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: var(--accent); color: var(--on-accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--on-accent); padding: 8px 12px; border-radius: 6px; z-index: 99; }
.skip:focus { left: 8px; }

/* etiqueta técnica, como plaqueta de peça */
.tag { font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

/* ── topo ── */
.topo { position: sticky; top: 0; z-index: 20; background: rgba(11, 11, 12, .82); backdrop-filter: saturate(140%) blur(10px); border-bottom: 1px solid var(--line); }
.topo .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.marca img { height: 26px; width: auto; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 14px; font-weight: 500; }
.nav a { text-decoration: none; color: var(--muted); transition: color .15s var(--ease); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--fg); }

.btn { display: inline-flex; align-items: center; gap: 9px; height: 46px; padding: 0 20px; border-radius: 10px; font: 600 15px/1 var(--display); letter-spacing: .01em; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s var(--ease), background .15s var(--ease), border-color .15s var(--ease); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-prata { background: linear-gradient(180deg, var(--accent-hi), var(--accent) 60%, #b3b8bf); color: var(--on-accent); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6); }
.btn-prata:hover { background: var(--accent-hi); }
.btn-linha { border-color: var(--line); color: var(--fg); }
.btn-linha:hover { border-color: rgba(255, 255, 255, .28); }
.topo .btn { height: 38px; padding: 0 14px; font-size: 14px; }

/* ── hero ── */
.hero { padding: 88px 0 72px; border-bottom: 1px solid var(--line); }
.hero-grade { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 40px; align-items: center; }
.hero-nb { width: 100%; height: auto; filter: drop-shadow(0 30px 50px rgba(0, 0, 0, .6)); }
.hero h1 { font: 600 clamp(38px, 6.4vw, 76px)/1.04 var(--display); letter-spacing: -.028em; max-width: 15ch; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { margin-top: 22px; max-width: 52ch; color: var(--muted); font-size: 18px; }
.hero .acoes { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero .fatos { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 46px; }
.hero .fatos span { font: 500 12.5px/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.hero .fatos b { color: var(--fg); font-weight: 500; }

/* ── anatomia: o notebook se explica no scroll (seção clara, a "bancada") ── */
.anatomia { background: var(--paper); color: var(--ink); }
.anatomia .cab { padding: 88px 0 24px; }
.anatomia .cab .tag { color: var(--ink-muted); }
.anatomia h2 { font: 600 clamp(30px, 4.2vw, 50px)/1.08 var(--display); letter-spacing: -.022em; max-width: 20ch; }
.anatomia .grade { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; padding-bottom: 96px; }
.anatomia .palco { position: sticky; top: 84px; height: calc(100vh - 110px); display: flex; align-items: center; justify-content: center; }
.anatomia .peca { position: relative; height: 100%; aspect-ratio: 2 / 3; max-width: 100%; }
.anatomia .peca img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 24px 30px rgba(0, 0, 0, .14)); }
.mira { position: absolute; width: 46px; height: 46px; margin: -23px 0 0 -23px; border-radius: 50%; border: 2px solid var(--ink); box-shadow: 0 0 0 6px rgba(17, 17, 19, .1); transition: left .45s var(--ease), top .45s var(--ease); pointer-events: none; }
.mira::after { content: ""; position: absolute; inset: 15px; border-radius: 50%; background: var(--ink); }
.passos { list-style: none; }
/* o passo fora de foco perde peso, não contraste: o texto continua legível (≥ 4.5:1) */
.passo { min-height: 62vh; display: flex; flex-direction: column; justify-content: center; padding: 24px 0 24px 22px; border-left: 2px solid rgba(17, 17, 19, .12); transition: border-color .3s var(--ease); }
.passo.ativo { border-left-color: var(--ink); }
.passo .tag { color: var(--ink-muted); }
.passo h3 { font: 600 clamp(24px, 2.6vw, 32px)/1.15 var(--display); letter-spacing: -.015em; margin: 10px 0 10px; color: var(--ink-muted); transition: color .3s var(--ease); }
.passo.ativo h3 { color: var(--ink); }
.passo p { color: var(--ink-muted); max-width: 44ch; font-size: 17px; }

/* ── como funciona: a OS ── */
.os { padding: 96px 0; }
.os .grade { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: start; }
.os h2 { font: 600 clamp(30px, 4vw, 46px)/1.1 var(--display); letter-spacing: -.02em; }
.os .intro p { color: var(--muted); margin-top: 18px; max-width: 46ch; }
.ticket { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.ticket .topo-t { display: flex; justify-content: space-between; align-items: center; padding: 16px 22px; border-bottom: 1px dashed rgba(255, 255, 255, .16); }
.ticket .topo-t b { font: 600 15px/1 var(--mono); letter-spacing: .04em; }
.ticket ol { list-style: none; counter-reset: etapa; }
.ticket li { counter-increment: etapa; display: grid; grid-template-columns: 44px 1fr; gap: 6px 14px; padding: 20px 22px; border-bottom: 1px solid var(--line); }
.ticket li:last-child { border-bottom: 0; }
.ticket li::before { content: counter(etapa, decimal-leading-zero); font: 500 13px/1.9 var(--mono); color: var(--muted); }
.ticket li h3 { font: 600 17px/1.4 var(--display); }
.ticket li p { grid-column: 2; color: var(--muted); font-size: 15px; }

/* ── downloads ── */
.downloads { padding: 0 0 96px; }
.titulo-dl { font: 600 clamp(26px, 3.2vw, 36px)/1.1 var(--display); letter-spacing: -.018em; }
.downloads .cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.card-dl { display: block; padding: 30px 28px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); text-decoration: none; transition: border-color .15s var(--ease), transform .2s var(--ease); }
.card-dl:hover { border-color: rgba(255, 255, 255, .26); transform: translateY(-2px); }
.card-dl h3 { font: 600 24px/1.2 var(--display); letter-spacing: -.012em; margin: 12px 0 8px; }
.card-dl p { color: var(--muted); }
.card-dl .ir { display: inline-block; margin-top: 18px; font-weight: 600; font-size: 15px; }

/* ── onde estamos ── */
.local { padding: 96px 0; border-top: 1px solid var(--line); }
.local .grade { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; }
.local h2 { font: 600 clamp(28px, 3.6vw, 42px)/1.1 var(--display); letter-spacing: -.02em; }
.local dl { margin-top: 26px; display: grid; gap: 18px; }
.local dt { font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.local dd { font-size: 17px; }
.local dd a { text-decoration-color: rgba(255, 255, 255, .3); text-underline-offset: 3px; }
.mapa { border-radius: 14px; overflow: hidden; border: 1px solid var(--line); min-height: 360px; background: var(--surface); }
.mapa iframe { width: 100%; height: 100%; min-height: 360px; border: 0; filter: grayscale(1) contrast(1.05) brightness(.92); }

/* ── rodapé ── */
.rodape { border-top: 1px solid var(--line); padding: 34px 0 48px; color: var(--muted); font-size: 14px; }
.rodape .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; }
.rodape img { height: 20px; width: auto; opacity: .85; }
.rodape a { text-decoration: none; }
.rodape a:hover { color: var(--fg); }

/* ── catálogo (programas.html / bancada.html) ── */
.cat-hero { padding: 64px 0 28px; }
.cat-hero h1 { font: 600 clamp(32px, 5vw, 56px)/1.06 var(--display); letter-spacing: -.025em; margin-top: 14px; }
.cat-hero p { color: var(--muted); margin-top: 14px; max-width: 60ch; }
.abas { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 28px; }
.aba { height: 40px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--muted); font: 500 14px/1 var(--display); cursor: pointer; transition: color .15s var(--ease), border-color .15s var(--ease), background .15s var(--ease); }
.aba:hover { color: var(--fg); border-color: rgba(255, 255, 255, .24); }
.aba[aria-selected="true"] { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.aba .n { font: 500 11px/1 var(--mono); margin-left: 6px; opacity: .7; }
.busca { position: relative; display: block; margin-top: 18px; max-width: 520px; }
.busca input { width: 100%; height: 48px; padding: 0 16px 0 44px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); color: var(--fg); font: 400 16px var(--display); }
.busca input::placeholder { color: var(--muted); }
.busca input:focus { outline: none; border-color: var(--accent); }
.busca svg { position: absolute; left: 15px; top: 15px; width: 18px; height: 18px; color: var(--muted); }
.secao { padding: 34px 0 6px; }
.secao h2 { font: 600 22px/1.25 var(--display); letter-spacing: -.01em; }
.secao > p { color: var(--muted); font-size: 15px; margin-top: 4px; }
.itens { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; margin-top: 18px; }
.item { display: flex; flex-direction: column; gap: 10px; padding: 20px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); }
.item .linha1 { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.item h3 { font: 600 17px/1.3 var(--display); }
.item .ver { font: 500 11.5px/1 var(--mono); color: var(--muted); white-space: nowrap; }
.item p { color: var(--muted); font-size: 14.5px; line-height: 1.5; }
.item .dica { font-size: 13.5px; color: var(--fg); background: var(--surface-2); border-radius: 8px; padding: 9px 11px; }
.item .dica b { font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 5px; }
.item .rodape-i { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 6px; }
.item .baixar { display: inline-flex; align-items: center; gap: 7px; height: 38px; padding: 0 14px; border-radius: 9px; font: 600 14px/1 var(--display); text-decoration: none; }
.item .baixar.drive { background: var(--accent); color: var(--on-accent); }
.item .baixar.oficial { border: 1px solid var(--line); }
.item .baixar.oficial:hover { border-color: rgba(255, 255, 255, .28); }
.item .baixar svg { width: 15px; height: 15px; }
.item .tam { font: 500 11.5px/1 var(--mono); color: var(--muted); }
.item details { font: 400 11.5px/1.5 var(--mono); color: var(--muted); }
.item details summary { cursor: pointer; letter-spacing: .06em; text-transform: uppercase; }
.item details code { display: block; word-break: break-all; margin-top: 6px; color: var(--fg); }
.vazio { padding: 48px 0; color: var(--muted); }
.aviso { margin-top: 40px; padding: 18px 20px; border-radius: 12px; border: 1px dashed rgba(255, 255, 255, .18); color: var(--muted); font-size: 14px; max-width: 80ch; }
.aviso a { color: var(--fg); }

@media (max-width: 860px) {
  .nav { display: none; }
  .topo .btn { margin-left: auto; }
  .hero { padding: 56px 0 52px; }
  .anatomia .grade { grid-template-columns: 1fr; gap: 0; }
  .hero-grade { grid-template-columns: 1fr; }
  .hero-nb { max-width: 440px; margin-top: 8px; }
  .anatomia .palco { top: 64px; height: 44vh; z-index: 1; background: var(--paper); padding: 10px 0; border-bottom: 1px solid rgba(17, 17, 19, .1); }
  .passo { min-height: 48vh; padding-top: 12px; }
  .os .grade, .local .grade, .titulo-dl { font: 600 clamp(26px, 3.2vw, 36px)/1.1 var(--display); letter-spacing: -.018em; }
.downloads .cards { grid-template-columns: 1fr; gap: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .mira, .passo, .card-dl, .btn { transition: none; }
}